806838726 has 8 divisors (see below), whose sum is σ = 1613677464. Its totient is φ = 268946240.

The previous prime is 806838719. The next prime is 806838731. The reversal of 806838726 is 627838608.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

806838726 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67236555 + ... + 67236566.

It is an arithmetic number, because the mean of its divisors is an integer number (201709683).

Almost surely, 2^806838726 is an apocalyptic number.

806838726 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

806838726 is a wasteful number, since it uses less digits than its factorization.

806838726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134473126.

The product of its (nonzero) digits is 774144, while the sum is 48.

The square root of 806838726 is about 28404.9067240151. The cubic root of 806838726 is about 930.9554777167.

The spelling of 806838726 in words is "eight hundred six million, eight hundred thirty-eight thousand, seven hundred twenty-six".